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    1. frank_datank_ on

      Extraordinary event:
      > brilliantly-colorful electric fireworks detonate much higher, in the thin air up to 55 miles overhead, easily seen from the ISS.

      >These brief spectacles – blue jets, red sprites, violet halos, ultraviolet rings – are collectively known as transient luminous events, or TLEs.

    2. MiG31_Foxhound on

      Are we absolutely CERTAIN we need to deorbit the only permanent human scientific outpost in space? This sort of improvisational observation cannot be done without it. 

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